./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 608e0c2870f111f9f6921442a1f1a544ee956a8de04c7629c0edf3e54cde4da3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:41:59,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:41:59,481 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:41:59,489 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:41:59,490 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:41:59,529 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:41:59,530 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:41:59,531 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:41:59,531 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:41:59,532 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:41:59,532 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:41:59,533 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:41:59,533 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:41:59,533 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:41:59,534 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:41:59,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:41:59,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:41:59,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:41:59,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:41:59,536 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:41:59,536 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:41:59,537 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:41:59,537 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:41:59,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:41:59,538 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:41:59,538 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:41:59,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:41:59,539 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:41:59,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:41:59,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:41:59,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:41:59,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:41:59,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:41:59,541 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:41:59,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:41:59,541 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 608e0c2870f111f9f6921442a1f1a544ee956a8de04c7629c0edf3e54cde4da3 [2024-11-08 22:41:59,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:41:59,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:41:59,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:41:59,828 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:41:59,828 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:41:59,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c Unable to find full path for "g++" [2024-11-08 22:42:01,929 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:42:02,132 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:42:02,133 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c [2024-11-08 22:42:02,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/data/956983175/bfd90645f1b8478ba0a101dbad18aa42/FLAG28eb57351 [2024-11-08 22:42:02,156 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/data/956983175/bfd90645f1b8478ba0a101dbad18aa42 [2024-11-08 22:42:02,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:42:02,160 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:42:02,162 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:02,162 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:42:02,168 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:42:02,168 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,170 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69485307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02, skipping insertion in model container [2024-11-08 22:42:02,170 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,194 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:42:02,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:02,440 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:42:02,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:02,483 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:42:02,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02 WrapperNode [2024-11-08 22:42:02,484 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:02,485 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:02,485 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:42:02,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:42:02,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,500 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,520 INFO L138 Inliner]: procedures = 23, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-11-08 22:42:02,521 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:02,522 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:42:02,522 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:42:02,522 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:42:02,533 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,536 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,537 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,548 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,549 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,550 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,553 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:42:02,554 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:42:02,554 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:42:02,554 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:42:02,555 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:02" (1/1) ... [2024-11-08 22:42:02,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:02,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:42:02,591 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:42:02,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:42:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:42:02,626 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 22:42:02,626 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 22:42:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 22:42:02,627 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 22:42:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:42:02,627 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:42:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:42:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:42:02,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:42:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:42:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:42:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:42:02,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:42:02,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:42:02,630 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:42:02,771 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:42:02,774 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:42:03,078 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:42:03,078 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:42:03,253 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem2;#t~post3 := ~back~0;assume 1 + #t~post3 >= -2147483648;assume 1 + #t~post3 <= 2147483647;~back~0 := 1 + #t~post3;havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:42:03,258 INFO L158 Benchmark]: Toolchain (without parser) took 1096.56ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 91.7MB in the beginning and 129.5MB in the end (delta: -37.8MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-11-08 22:42:03,259 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:42:03,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.48ms. Allocated memory is still 127.9MB. Free memory was 91.4MB in the beginning and 78.4MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:42:03,260 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.24ms. Allocated memory is still 127.9MB. Free memory was 78.0MB in the beginning and 76.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:42:03,261 INFO L158 Benchmark]: Boogie Preprocessor took 31.19ms. Allocated memory is still 127.9MB. Free memory was 76.4MB in the beginning and 75.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:42:03,262 INFO L158 Benchmark]: RCFGBuilder took 702.36ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 74.9MB in the beginning and 129.5MB in the end (delta: -54.6MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2024-11-08 22:42:03,265 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.48ms. Allocated memory is still 127.9MB. Free memory was 91.4MB in the beginning and 78.4MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.24ms. Allocated memory is still 127.9MB. Free memory was 78.0MB in the beginning and 76.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.19ms. Allocated memory is still 127.9MB. Free memory was 76.4MB in the beginning and 75.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 702.36ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 74.9MB in the beginning and 129.5MB in the end (delta: -54.6MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem2;#t~post3 := ~back~0;assume 1 + #t~post3 >= -2147483648;assume 1 + #t~post3 <= 2147483647;~back~0 := 1 + #t~post3;havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem2;#t~post3 := ~back~0;assume 1 + #t~post3 >= -2147483648;assume 1 + #t~post3 <= 2147483647;~back~0 := 1 + #t~post3;havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:42:03,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 608e0c2870f111f9f6921442a1f1a544ee956a8de04c7629c0edf3e54cde4da3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:42:05,645 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:42:05,741 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 22:42:05,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:42:05,796 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:42:05,797 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:42:05,798 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:42:05,798 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:42:05,800 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:42:05,802 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:42:05,802 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:42:05,803 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:42:05,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:42:05,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:42:05,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:42:05,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:42:05,804 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:42:05,805 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:42:05,805 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:42:05,805 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:42:05,806 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:42:05,810 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:42:05,811 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:42:05,811 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:42:05,811 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:42:05,812 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:42:05,812 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:42:05,812 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:42:05,813 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:42:05,813 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:42:05,813 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:42:05,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:05,814 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:42:05,814 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:42:05,814 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:42:05,815 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:42:05,815 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:42:05,815 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:42:05,816 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 608e0c2870f111f9f6921442a1f1a544ee956a8de04c7629c0edf3e54cde4da3 [2024-11-08 22:42:06,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:42:06,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:42:06,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:42:06,260 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:42:06,261 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:42:06,263 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c Unable to find full path for "g++" [2024-11-08 22:42:08,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:42:08,632 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:42:08,632 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/sv-benchmarks/c/weaver/popl20-simple-queue.wvr.c [2024-11-08 22:42:08,641 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/data/2df1384c3/dc02266e4f3c4418883a0bd47b037831/FLAG6e41e3a87 [2024-11-08 22:42:08,984 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/data/2df1384c3/dc02266e4f3c4418883a0bd47b037831 [2024-11-08 22:42:08,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:42:08,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:42:08,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:08,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:42:08,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:42:08,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:08" (1/1) ... [2024-11-08 22:42:08,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29aad869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:08, skipping insertion in model container [2024-11-08 22:42:08,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:08" (1/1) ... [2024-11-08 22:42:09,025 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:42:09,269 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 22:42:09,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:09,298 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:42:09,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:09,362 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:42:09,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:09 WrapperNode [2024-11-08 22:42:09,363 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:09,364 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:09,364 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:42:09,365 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:42:09,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:09" (1/1) ... [2024-11-08 22:42:09,387 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:09" (1/1) ... [2024-11-08 22:42:09,409 INFO L138 Inliner]: procedures = 25, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 67 [2024-11-08 22:42:09,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:09,412 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:42:09,413 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:42:09,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:42:09,423 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:09" (1/1) ... [2024-11-08 22:42:09,423 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:09" (1/1) ... [2024-11-08 22:42:09,430 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:09" (1/1) ... [2024-11-08 22:42:09,431 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:09" (1/1) ... [2024-11-08 22:42:09,451 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:09" (1/1) ... [2024-11-08 22:42:09,458 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:09" (1/1) ... [2024-11-08 22:42:09,459 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:09" (1/1) ... [2024-11-08 22:42:09,461 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:09" (1/1) ... [2024-11-08 22:42:09,466 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:42:09,467 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:42:09,467 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:42:09,468 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:42:09,472 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:09" (1/1) ... [2024-11-08 22:42:09,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:09,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:42:09,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:42:09,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:42:09,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:42:09,567 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 22:42:09,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 22:42:09,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 22:42:09,569 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 22:42:09,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:42:09,569 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:42:09,569 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:42:09,569 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:42:09,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:42:09,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:42:09,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:42:09,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:42:09,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:42:09,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:42:09,574 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:42:09,743 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:42:09,745 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:42:10,010 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:42:10,011 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:42:10,188 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem2;#t~post3 := ~back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)), 2147483647bv33);~back~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:42:10,193 INFO L158 Benchmark]: Toolchain (without parser) took 1203.84ms. Allocated memory is still 98.6MB. Free memory was 74.0MB in the beginning and 51.0MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:42:10,193 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:42:10,194 INFO L158 Benchmark]: CACSL2BoogieTranslator took 373.70ms. Allocated memory is still 98.6MB. Free memory was 73.8MB in the beginning and 60.1MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:42:10,195 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.23ms. Allocated memory is still 98.6MB. Free memory was 60.1MB in the beginning and 58.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:42:10,195 INFO L158 Benchmark]: Boogie Preprocessor took 54.16ms. Allocated memory is still 98.6MB. Free memory was 58.2MB in the beginning and 56.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:42:10,196 INFO L158 Benchmark]: RCFGBuilder took 723.73ms. Allocated memory is still 98.6MB. Free memory was 56.6MB in the beginning and 51.0MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:42:10,199 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 373.70ms. Allocated memory is still 98.6MB. Free memory was 73.8MB in the beginning and 60.1MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.23ms. Allocated memory is still 98.6MB. Free memory was 60.1MB in the beginning and 58.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.16ms. Allocated memory is still 98.6MB. Free memory was 58.2MB in the beginning and 56.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 723.73ms. Allocated memory is still 98.6MB. Free memory was 56.6MB in the beginning and 51.0MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem2;#t~post3 := ~back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)), 2147483647bv33);~back~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem2;#t~post3 := ~back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)), 2147483647bv33);~back~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:42:10,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80adaa1c-287e-458e-a0fe-6096baad689b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem2;#t~post3 := ~back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)), 2147483647bv33);~back~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block?